/*
 
Correctly handle PNG transparency in Win IE 5.5 & 6.
http://homepage.ntlworld.com/bobosola. Updated 18-Jan-2006.

Use in <HEAD> with DEFER keyword wrapped in conditional comments:
<!--[if lt IE 7]>
<script defer type="text/javascript" src="pngfix.js"></script>
<![endif]-->

*/

var arVersion = navigator.appVersion.split("MSIE")
var version = parseFloat(arVersion[1])

function fixPNG(myImage) 
{
    if ((version >= 5.5) && (version < 7) && (document.body.filters)) 
    {
       var imgID = (myImage.id) ? "id='" + myImage.id + "' " : ""
	   var imgClass = (myImage.className) ? "class='" + myImage.className + "' " : ""
	   var imgTitle = (myImage.title) ? 
		             "title='" + myImage.title  + "' " : "title='" + myImage.alt + "' "
	   var imgStyle = "display:inline-block;" + myImage.style.cssText
	   var strNewHTML = "<span " + imgID + imgClass + imgTitle
                  + " style=\"" + "width:" + myImage.width 
                  + "px; height:" + myImage.height 
                  + "px;" + imgStyle + ";"
                  + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
                  + "(src=\'" + myImage.src + "\', sizingMethod='scale');\"></span>"
	   myImage.outerHTML = strNewHTML	  
    }
}

// Correctly handle PNG transparency in Win IE 5.5 or higher.
function correctPNG(img, width, height, imgURL) {
  if (imgURL != null)
    img.src = imgURL;
  var imgID = (img.id) ? "id='" + img.id + "' " : "";
  var imgClass = (img.className) ? "class='" + img.className + "' " : "";
  var imgTitle = (img.title) ? "title='" + img.title + "' " :
                               "title='" + img.alt + "' ";
  var imgStyle = "display:inline-block;" + img.style.cssText;
  if (img.align == "left") imgStyle = "float:left;" + imgStyle;
  if (img.align == "right") imgStyle = "float:right;" + imgStyle;
  if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle;
  var strNewHTML = "<span " + imgID + imgClass + imgTitle + 
                   " style=\"" + "width: " + width + "px; height:" +
                   height + "px;" + imgStyle + "; " + 
                   "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader" +
                   "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>";
  img.outerHTML = strNewHTML;
  return true;
}

function correctPNGImage(image, width, height, imgURL) {
  if (document.all) {
    correctPNG(image, width, height, imgURL);
  } else if (imgURL != null) {
    image.src = imgURL;
  }
}
